Question

M1 __________. is the broadest measure of the money supply represents money that people have easy and immediate access to consists of assets that are not liquid all of the above

Answer 1

It's not the broadest: the broadest is M3. Also,  it's not true that it consists of assets that are not liquid.

The best answer is that it represents money that people have easy and immediate access to

Answer 2

The statement is FALSE.

The broadest measure of the money supply is M3. It integrates all kind of assets that are considered money, from the least to the most liquid ones. It integrates the narrower money aggregates: M1 and M2 (and M0 which only exists in some countries).

M1 is a narrow definition of the money supply. It comprises the total amount of physical money, coins and banknotes, that are in circulation in the economy plus the money deposited in current accounts.